Table 3.
Proportion of detection of Methanobrevibacter smithii in children according to age and nutritional status excluding children with diarrhea, emesis and gastroenteritis—weighted data (n = 215).
| Age | Total (n = 212) | Healthy controls (n = 126) | Severe acute malnutrition (n = 89) | Marasmus (n = 105) | Kwashiorkor (n = 7) | Marasmic-kwashiorkor (n = 9) | p-valuea |
|---|---|---|---|---|---|---|---|
| 0–6 months | 6/31 (18.7%) | 6/18 (33.3%) | 0/13 (0.0%) | 0/13 (0.0%) | – | – | 0.09 |
| 7–12 months | 16/93 (19.5%) | 14/57 (24.6%) | 2/36 (6.5%) | 2/35 (5.7%) | 0/1 (0.0%) | – | 0.05 |
| 13–24 months | 14/69 (20.5%) | 12/37 (32.4%) | 2/32 (4.9%) | 2/25 (8.0%) | 0/6 (0.0%) | 0/1 (0.0%) | 0.01 |
| > 24 months | 13/22 (52%) | 13/14 (92.9%) | 0/8 (0.0%) | 0/2 (0.0%) | 0/0 (0.0%) | 0/6 (0.0%) | 0.006 |
| Overall | 49/215 (25.1%) | 45/126 (35.7%) | 4/89 (4.5%) | 4/75 (5.3%) | 0/7 (0.0%) | 0/7 (0.0%) | < 0.0001 |
aWeighted logistic regression comparing the proportion of M. smithii positive samples in severely malnourished children compared to healthy controls.